Use Cramer's Rule, If Possible, to Solve the System of Linear

question 7

Multiple Choice

Use Cramer's Rule, if possible, to solve the system of linear equations.
- $$\left\{ \begin{array} { r } - 2 x + 2 y = 16 \\4 x + 4 y = 40\end{array} \right.$$

• A) \(( 9,1 )\)
• B) \(( 1,9 )\)
• C) \(( - 9,1 )\)
• D) \(( - 1 , - 9 )\)

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